Principal warfare officer

A principal warfare officer (PWO), is one of a number of warfare branch specialist officers.


In Australia, a PWO is a Royal Australian Navy officer who has completed PWO training.[1] The Australian PWO course is delivered at HMAS Watson.[2] Such officers are awarded the Principal Warfare Officer badge.[3]


United Kingdom


  1. Principal Warfare Officer, Chapter 3, Warfare Officers Career Handbook, Royal Australian Navy,
  2. Principal Warfare Officer Faculty, HMAS Watson,
  3. Principal Warfare Officer badge, Category Badges, Royal Australian Navy,